Tag: environment

This ancient rock is changing our theory on the origin of life | Tara Djokic

Visit to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and more. Exactly when and where did life on Earth begin? Scientists have long thought that it emerged three billion years ago in the ocean — until astrobiologist Tara Djokic and her team made an unexpected discovery in the western Australian […]